The longer the Carbon chain, the higher the boiling point. Which list of elements consists of the most similar properties? If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Which of the following compounds can adopt a chair conformation in which there are no axial methyl groups? This is due to hydrogen bonding (which is the outcome of the polarity of the O-H bond, the place oxygen is relatively bad whilst hydrigen is moderately positive). Does crossing over occurs in a plant cell ? Why? Answer Save. A. Pentane B. Study. What type of molecular orbital is formed by the overlap of atomic orbitals. d)chloropentane. 5) In order to exhibit hydrogen bonding, the H atom must be bonded to one of the three. The longer the Carbon chain, the higher the boiling point. Still have questions? This preview shows page 2 - 4 out of 4 pages. As the boiling point of alkanes is primarily determined by weight, it should not be a surprise that the boiling point has almost a linear relationship with the size (molecular weight) of the molecule. The atoms that form alkanes are linked exclusively by single bonds, hence alkanes are saturated hydrocarbons. Question Which of the following alkanes has the highest boiling point? b. pentane= 36.1 °C (308 K) c. pentene= 37C … 0 0. Which of the following alkanes has the highest boiling point? trick question. What is the approximate value of the H-C-H bonds angle in ethene? Which one of the following structures represents a different compound from the other three? Relevance. Boiling Points of Alkanes Reminder about Alkanes: . What is the approximate value of the length of the C=C bond in ethene? 13) Which of the following alkanes has the highest boiling point? Still have questions? Chegg home. CH3CH2CH2CH2CH2CH3. b. C6H14. The one with the most carbons will generally have the highest boiling point, so A. 2-methylpentane c. 3-methylpentane d. hexane. Pentene has the highest boiling point.. IV. CH3-CH-CH-CH3-CH3-CH3--> should have = between C-2 and C-3-----hard to tell, except...number 4 is an alkene, which I guess means number one, since it is the only alkane. hard to tell, except...number 4 is an alkene. d. CH4. 23. Lv 4. 4) Dipole-dipole attractions exist between molecules that have a ________ dipole. Ray. Van der Waals dispersion forces are smaller for shorter molecules and only operate over very short distances between one molecule and its neighbors. 24. The one with the most carbons will generally have the highest boiling point, so A. 2,3-dimethylbutane b. Get your answers by asking now. c. C16H34. 18) In naturally occurring unsaturated fatty acids the double bonds are: 1) Which intermolecular force exists between all molecules regardless of polarity? WHICH ALKANE HAS THE HIGHEST BOILING POINT? Their respective properties are presented in a table below:? 2 - Methyl pentane has the highest boiling point because the boiling point in alkane depends upon the chains of atoms and the molecular mass of the molecules. Where you have isomers, the more branched the chain, the lower the boiling point tends to be. \(\overset{\underset{\mathrm{def}}{}}{=} \). Home » Past Questions » Chemistry » Which of the following alkanes has the highest boiling point? If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. 2 Answers. 2-methylbutane C. 2,2-dimethylpropane D. Hexane E. 2-methylpentane These are the rules to determine boiling point, right? which I guess means number one, since it is the only alkane. It is always recommended to visit an institution's official website for more information. Which of the following alkanes has the highest boiling point? Which of the following alkanes has the highest boiling point? Which one of the following structures represents a different compound from the, 26. With the increase in the number of carbon atoms, the molecular mass and also the molecular size increases. 0 0. Hint: If the boiling point is below 20 o C, then the liquid has already boiled and is a gas. Given hypothetical elements Q, R, S and T that are found on the same period. Answer Save. C19H40. the chemical formula for the hydrocarbons is as follows: Pentene is C5H10, butene is C4H8, ethene is C2H4 and propene is C3H6, Call 08106304441, 07063823924 To Register! Without knowing more about the structure it's impossible to say which one between A and C would boil first, but going by the above rule of thumb, I would choose A. Options. a)2-pentanone. 3 Answers. On the grounds that the reaction is 1st order in both [H2] and [O2], it's overall a (1+1) = 2nd order response. Which of the following alkanes has the highest boiling point a propane b butane, 1 out of 3 people found this document helpful. Which of Mendel’s principles still applies when two loci are closely linked. Register or login to make commenting easier. • Which of the following alkanes will have the highest boiling point? Which of the following alkanes has the highest boiling point? In which of the following compounds are all of the carbon atoms in the same. As a rule of thumb, the boiling point rises 20 - 30 °C for each carbon added to the chain; this rule applies to other homologous series. a. C19H40. c)pentene . Without knowing more about … (a) 2,3-dimethylbutane (b) 2-methylpentane (c) 3-methylpentane (d) hexane 25. This preview shows page 7 - 11 out of 12 pages. Boiling points of the following: a. 23. can you keep an apple tree small enough to fit on a balcony but still produce fruit? Course Hero is not sponsored or endorsed by any college or university. Gain Admission Into 200 Level To Study In Any University Via IJMB | NO JAMB | LOW FEES, Elevation of the Boiling Point of a Solvent, Practice and Prepare For Your Upcoming Exams. We're sorry, but in order to log in and use all the features of this website, you will need to enable JavaScript in your browser. The number of carbon atoms attached linearly in a molecule will determine its boiling point, that is, the more carbon atoms attached, the more its boiling point. Get your … C) Propane. Evaporation. Brownian motion.Which of t... Unsaturated organic compounds are identified by decolourization of. 2) Five types of attractive forces between molecules include: 3) "Induced dipole" is an equivalent way of saying ________. Which one of the following structures represents a different compound from the, 27. Writing. Which of the following alkanes has the highest boiling point? This can be explained on the basis of interparticle forces. A mushroom and a humpback whale are alike because both are ? Therefore, the boiling points of the alkanes increase with molecular size. All names, acronyms, logos and trademarks displayed on this website are those of their respective owners. 2-pentanone= 101 - 105 °C. Additionally the actual fact of H-bonding can provide an explanation for the fact that water (molecular mass of 18) is a liquid at room temperatue (comparing it to methane, having a molecular mass of sixteen, which does now not have H-bonding and thus is a gasoline at room temperature). Which of the following alkanes has the highest boiling point A CH 3 CH 2 CH 2. Join Yahoo Answers and get 100 points today. What is the the boiling point trend in terms of the molecular weights of the compounds? 10 years ago. Still have questions? removes tool for defrauded students, Publix worker's family blames policy for COVID-19 death, Chappelle's Netflix show removed at his request, Cowboys strength coach suffers medical emergency, 'Voice' singer's tough night in Knockout Rounds. Save my name, email, and website in this browser for the next time I comment. Alkanes generally have low boiling points. The one with the most carbons will generally have the highest boiling point, so A. What is the approximate value of the C-C-C bond angle in propene?
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